gecko-dev/accessible/generic/TextLeafAccessible.cpp

43 строки
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TextLeafAccessible.h"
#include "mozilla/a11y/Role.h"
using namespace mozilla::a11y;
////////////////////////////////////////////////////////////////////////////////
// TextLeafAccessible
////////////////////////////////////////////////////////////////////////////////
TextLeafAccessible::TextLeafAccessible(nsIContent* aContent,
DocAccessible* aDoc)
: LinkableAccessible(aContent, aDoc) {
mType = eTextLeafType;
mGenericTypes |= eText;
mStateFlags |= eNoKidsFromDOM;
}
TextLeafAccessible::~TextLeafAccessible() {}
role TextLeafAccessible::NativeRole() const {
nsIFrame* frame = GetFrame();
if (frame && frame->IsGeneratedContentFrame()) return roles::STATICTEXT;
return roles::TEXT_LEAF;
}
void TextLeafAccessible::AppendTextTo(nsAString& aText, uint32_t aStartOffset,
uint32_t aLength) {
aText.Append(Substring(mText, aStartOffset, aLength));
}
ENameValueFlag TextLeafAccessible::Name(nsString& aName) const {
// Text node, ARIA can't be used.
aName = mText;
return eNameOK;
}